RIVER GAUGE · SOUTH BRANCH ONTONAGON
South Branch Ontonagon at Ewen
Ontonagon County, Michigan
Water levelLoading…
Flow—
Last readingLoading…
Action31.5 ft
Minor flood33 ft
Moderate flood36.5 ft
Major flood37.5 ft
The past week
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What floods at each level
- 36.5 ft
Buildings in the lumber yard near the M-28 bridge begin to flood
- 34.5 ft
The entire M-28 bridge is under water...with around a foot of water flowing over the east side of the bridge
- 34 ft
Water flows over the east side of the M-28 bridge
- 33 ft
The lumber yard near the M-28 bridge in Ewen begins to flood
- 28.5 ft
Water reaches the bottom of the M-28 bridge
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Apr 29, 2013 | 33.87 ft | 9,040 cfs |
| Apr 23, 2019 | 33 ft | 7,810 cfs |
| Apr 14, 2023 | 33 ft | 7,743 cfs |
More on South Branch Ontonagon
DownstreamOntonagon River near Rockland
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